#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
int main()
{
	int a, b;
	scanf("%d %d", &a, &b);
	int arr1[1000] = { 0 };
	int arr2[1000] = { 0 };
	int i = 0, j = 0;
	for (i = 0; i < a; i++)
	{
		scanf("%d",&arr1[i]);
	}
	for (j = 0; j < b; j++)
	{
		scanf("%d",&arr2[j]);
	}
	i = 0, j = 0;
	while (i < a && j < b)
	{
		if (arr1[i] > arr2[j])
		{
			printf("%d ", arr2[j]);
			j++;
		}
		else
		{
			printf("%d ", arr1[i]);
			i++;
		}
	}
	/*if (i == a && j < b)
	{
		for (; j < b; j++)
		{
			printf("%d ", arr2[j]);
		}
	
	}
	else
	{
		for (; i < a; i++)
		{
			printf("%d ", arr1[i]);

		}
	}*/
	while (i < a)
	{
		printf("%d ", arr1[i]);
		i++;
	}
	while (j<b)
	{
		printf("%d ", arr2[j]);
		j++;
	}
}